Kokuzawa Yousuke

In a world where a "Super Proximity Satellite Cluster" surrounds a mother star, Genji, who lives on a small house planet, found a girl wandering around named Luna who had lost her memory, and rescued her from the dangerous ocean! The two of them who were driven by the dream of creating their own paradise, depart to the distant "Star Journey!"

In a far place in a far country there’s a mansion where a demon girl lives. One day there was a huge storm outside so in order to protect himself from the storm a mysterious boy named Adam enters the mansion. And so they meet… the little demon girl and the mysterious boy that looks like a shinigami, both outcasts in the human world, decide to create a school for monsters together!

Prince Lloyd wasn’t always a prince…in fact, his previous life is one he remembers perfectly: he was a sorcerer, of sorts. So when he was forced to reincarnate, he decided to continue his studies, prince of the realm or no! But his new life has its own sets of challenges…including being a 10-year-old! What’s the 7th prince/sorcerer to do?! Source: Kodansha Comics